9 PIN UNKNOWN CONNECTOR
| Pin | Name | Description | 
|---|---|---|
| 1 | GAMESW1 | Switch input 1 (sometimes called paddle button 1). | 
| 2 | +5V | +5 VDC (max 100mA) | 
| 3 | GND | System ground. | 
| 4 | n/a | Not used | 
| 5 | PDL0 | Paddle 0 hand controller input. Must be connected to a 150K ohm variable resistor connected to +5V. | 
| 6 | n/c | Not connected | 
| 7 | GAMESW0 | Switch input 0 (sometimes called paddle button 0). | 
| 8 | PDL1 | Paddle 1 hand controller input; must be connected to a 150K ohm variable resistor connected to +5V. | 
| 9 | n/a | Not used | 
| Contributor: | Joakim Ögren | 
| Source: | Apple Tech Info Library 1419: Apple IIc, External Pinouts at Apple TIL homepage | 
  Copyright © The Hardware Book Team 1996-2004.
  May be copied and redistributed, partially or in whole, as appropriate.
  Document last modified: 2002-01-10